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November 20, 2014

November 20, 2014

Posted by **Jay** on Wednesday, October 10, 2012 at 9:34pm.

- Math -
**Reiny**, Wednesday, October 10, 2012 at 9:42pmwidth -- x

length -- x+1

x(x+1) = 20

x^2 + x - 20 = 0

(x+5)(x-4) = 0

x = 4 or a silly answer of x = -5

width is 4, length is 5

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